{"id":1381,"date":"2014-02-08T19:52:20","date_gmt":"2014-02-09T00:52:20","guid":{"rendered":"http:\/\/hackaweek.com\/hacks\/?p=1381"},"modified":"2014-02-08T21:31:28","modified_gmt":"2014-02-09T02:31:28","slug":"1960-zenith-stereo-restoration-part-2","status":"publish","type":"post","link":"http:\/\/hackaweek.com\/hacks\/1960-zenith-stereo-restoration-part-2\/","title":{"rendered":"1960 Zenith Stereo Restoration Part 2"},"content":{"rendered":"<p>I received the tubes, a new phono cartridge and needle this week! After installing everything the sound was definitely better but the right channel is still louder than the left one. I pulled the amplifier chassis out and tested the capacitors. These capacitors are of the older paper wound variety and they have a tendency to dry out and fail. After I tested three with the results being bad I decided to just replace them all.<\/p>\n<p>I started looking for these capacitors on the internet and found it hard to find them. They&#8217;re non polarized high voltage caps with the leads in an axial configuration meaning they have a lead on each end like a resistor. After searching long enough I found them on the <a href=\"http:\/\/www.alliedelec.com\/\" target=\"_blank\">Allied Electronics<\/a> website. I&#8217;ve ordered them and should have them all in a couple weeks. Some were on back order. <\/p>\n<p>In my searching I found several good sites about vintage electronic repair:<\/p>\n<p><a href=\"http:\/\/antiqueradio.org\/recap.htm\" target=\"_blank\">Antique Radio<\/a><\/p>\n<p><a href=\"http:\/\/www.tubesandmore.com\/\" target=\"_blank\">Antique Electronic Supply<\/a><\/p>\n<p><a href=\"http:\/\/justradios.com\/\" target=\"_blank\">Just Radios<\/a><\/p>\n<p>The last half of this weeks video explains how a phonograph produces sound from a needle in a groove on a record. For a more in depth explanation visit this page:<br \/>\n<a href=\"http:\/\/www.recordtech.com\/prodsounds.htm\" target=\"_blank\">Record Technology<\/a><\/p>\n<p><a href=\"http:\/\/hackaweek.com\/hacks\/?attachment_id=1382\" rel=\"attachment wp-att-1382\"><img loading=\"lazy\" decoding=\"async\" src=\"http:\/\/hackaweek.com\/hacks\/wp-content\/uploads\/2014\/02\/needle-in-record-groove.png\" alt=\"needle in record groove\" width=\"400\" height=\"390\" class=\"alignnone size-full wp-image-1382\" srcset=\"http:\/\/hackaweek.com\/hacks\/wp-content\/uploads\/2014\/02\/needle-in-record-groove.png 400w, http:\/\/hackaweek.com\/hacks\/wp-content\/uploads\/2014\/02\/needle-in-record-groove-150x146.png 150w, http:\/\/hackaweek.com\/hacks\/wp-content\/uploads\/2014\/02\/needle-in-record-groove-300x292.png 300w, http:\/\/hackaweek.com\/hacks\/wp-content\/uploads\/2014\/02\/needle-in-record-groove-307x300.png 307w\" sizes=\"auto, (max-width: 400px) 100vw, 400px\" \/><\/a><\/p>\n<p>I hope you enjoy this video and come away with an appreciation for this wonderful old technology that all of us older folks grew up with.<\/p>\n<p>Keep on hackin!<\/p>\n<p><iframe loading=\"lazy\" width=\"640\" height=\"390\" src=\"\/\/www.youtube.com\/embed\/x6_6umNeaeE\" frameborder=\"0\" allowfullscreen><\/iframe><\/p>\n","protected":false},"excerpt":{"rendered":"<p>I received the tubes, a new phono cartridge and needle this week! After installing everything the sound was definitely better but the right channel is still louder than the left one. I pulled the amplifier chassis out and tested the &hellip; <a href=\"http:\/\/hackaweek.com\/hacks\/1960-zenith-stereo-restoration-part-2\/\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[],"class_list":["post-1381","post","type-post","status-publish","format-standard","hentry","category-hacks"],"_links":{"self":[{"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/posts\/1381","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/comments?post=1381"}],"version-history":[{"count":10,"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/posts\/1381\/revisions"}],"predecessor-version":[{"id":1393,"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/posts\/1381\/revisions\/1393"}],"wp:attachment":[{"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/media?parent=1381"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/categories?post=1381"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/hackaweek.com\/hacks\/wp-json\/wp\/v2\/tags?post=1381"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}